Stephan and his boss agree to extend his employment contract by an additional six months. The employment contract states that all amendments must be in writing, so Stephan and his boss cross out and change the provision in his contract that covers the duration of his employment and rewrite it to include the additional six months. They each initial and date the change, and they each keep a copy of the agreement. Is the amendment valid?

R& m chatelaine is one of the largest tax-preparation firms in the united states. it wants to acquire the tax experts, a smaller rival. after the merger, chatelaine will be one of the two largest income-tax preparers in the u.s. market. what should chatelaine include in its acquisition plans? it should refocus its attention from the national to the international market. in addition to acquiring the tax experts, it should also determine the best way to drive independent "mom and pop" tax preparers out of business. chatelaine will need to explain to the federal trade commission how the acquisition will not result in an increase in prices for consumers. chatelaine should enter a price-based competition with its other major competitor to force it out of business and become a monopoly.